import numpy as np
import pandas as pd

index = pd.date_range('20230101', periods=6)
datas = np.random.randn(6, 4)

df = pd.DataFrame(datas, index=index, columns=list('ABCD'))
# df = pd.DataFrame(datas, columns=list('ABCD'))
print(df)
print('------------------')
print(df.index)

print('------------------')
print(df.describe())
